Improvement and immunization of the environment
The simplest and most practical action that any person can take to prevent disease-causing agents and the growth and reproduction of harmful organisms is to improve the environment, which means that microbes, insects, rodents and harmful organisms are found in environments that grow and multiply. to have the necessary conditions for life, these conditions are nothing but pollution, impurities, waste materials such as food waste and garbage, water reservoirs and sewage ponds, and in general, conditions where small and large organisms can grow and reproduce easily.
Improving the environment is actually measures that eliminate these conditions, in other words, with measures such as correct and timely collection of garbage and waste materials and removing these materials from windows and sewer wells, covering water reservoirs and Water tanks, proper disposal of feces and waste, personal protection and similar measures can improve the environment without using any chemical substances such as poisons and disinfectants, so that it is not possible for harmful organisms and microbes to grow, by observing Cleaning and sanitizing the environment, in addition to preventing diseases, polluting the environment with poisons and chemicals will be avoided and the natural conditions of the environment will be maintained.
The use of chemicals (toxins and disinfectants)
In some situations, due to the high level of pollution, chemical substances must be used, but the use of these substances will be effective when they are accompanied by the improvement of the environment, the use of poisons and chemical substances requires experts and knowledge, and every The toxic type cannot be easily used in the residential environment except under the supervision of relevant experts and following safety precautions, otherwise, in addition to bad environmental effects and the resistance of pathogens and microbes, it may cause people to be poisoned and cause losses.